1266789

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{421}}^1$

素因数の和:500

約数の個数: 16

約数和(自身を含む): 1823040

約数和(自身を除く): 556251

約数列:

[1, 3, 17, 51, 59, 177, 421, 1003, 1263, 3009, 7157, 21471, 24839, 74517, 422263, 1266789]

約数ペア:

[(1, 1266789), (3, 422263), (17, 74517), (51, 24839), (59, 21471), (177, 7157), (421, 3009), (1003, 1263)]